update readme

update readme

Author: ruebroad

README.md

@@ -8,7 +8,7 @@ Works with AWS Chime, MS Teams or Slack. If the default lambda function (templat
 
 ```(terraform)
 module "aws_chatops" {
-  source = "https://github.com/ruebroad/terraform-aws-chatops?ref=v0.7.0"
+  source = "https://github.com/ruebroad/terraform-aws-chatops?ref=v0.0.2"
 
   name = ""
   webhook_url = ""